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Use more accurate source location in keyword argument separation warnings

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This shows locations in places it didn't before, such as for
proc calls, and fixes the location for super calls.

This requires making iseq_location non-static and MJIT exported,
which I hope will not cause problems.
This commit is contained in:
Jeremy Evans 2019-08-30 21:56:50 -07:00
parent 3463e83192
commit ec6206a81a
3 changed files with 17 additions and 21 deletions
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2
proc.c
View file

@ -1183,7 +1183,7 @@ rb_proc_get_iseq(VALUE self, int *is_proc)
return NULL;
}
static VALUE
MJIT_FUNC_EXPORTED VALUE
iseq_location(const rb_iseq_t *iseq)
{
VALUE loc[2];

8
test/ruby/test_keyword.rb
View file

@ -308,18 +308,18 @@ class TestKeywordArguments < Test::Unit::TestCase
assert_equal(expect, rest_keyrest(*expect), bug7665)
end
pr = proc {|*args, **opt| next *args, opt}
assert_warn(/The last argument for `call' is used as the keyword parameter/) do
assert_warn(/The last argument for `call' .* is used as the keyword parameter/) do
assert_equal(expect, pr.call(*expect), bug7665)
end
assert_warn(/The last argument for `call' is used as the keyword parameter/) do
assert_warn(/The last argument for `call' .* is used as the keyword parameter/) do
assert_equal(expect, pr.call(expect), bug8463)
end
pr = proc {|a, *b, **opt| next a, *b, opt}
assert_warn(/The last argument for `call' is used as the keyword parameter/) do
assert_warn(/The last argument for `call' .* is used as the keyword parameter/) do
assert_equal(expect, pr.call(expect), bug8463)
end
pr = proc {|a, **opt| next a, opt}
assert_warn(/The last argument for `call' is used as the keyword parameter/) do
assert_warn(/The last argument for `call' .* is used as the keyword parameter/) do
assert_equal(expect.values_at(0, -1), pr.call(expect), bug8463)
end
end

28
vm_args.c
View file

@ -579,17 +579,13 @@ ignore_keyword_hash_p(VALUE keyword_hash, const rb_iseq_t * const iseq) {
return 0;
}
static inline VALUE
get_loc(struct rb_calling_info *calling, const struct rb_call_info *ci)
{
return rb_obj_method_location(calling->recv, ci->mid);
}
VALUE iseq_location(const rb_iseq_t *iseq);
static inline void
rb_warn_keyword_to_last_hash(struct rb_calling_info *calling, const struct rb_call_info *ci)
rb_warn_keyword_to_last_hash(struct rb_calling_info *calling, const struct rb_call_info *ci, const rb_iseq_t * const iseq)
{
if (calling->recv == Qundef) return;
VALUE loc = get_loc(calling, ci);
VALUE loc = iseq_location(iseq);
if (NIL_P(loc)) {
rb_warn("The keyword argument for `%s' is passed as the last hash parameter", rb_id2name(ci->mid));
}
@ -600,10 +596,10 @@ rb_warn_keyword_to_last_hash(struct rb_calling_info *calling, const struct rb_ca
}
static inline void
rb_warn_split_last_hash_to_keyword(struct rb_calling_info *calling, const struct rb_call_info *ci)
rb_warn_split_last_hash_to_keyword(struct rb_calling_info *calling, const struct rb_call_info *ci, const rb_iseq_t * const iseq)
{
if (calling->recv == Qundef) return;
VALUE loc = get_loc(calling, ci);
VALUE loc = iseq_location(iseq);
if (NIL_P(loc)) {
rb_warn("The last argument for `%s' is split into positional and keyword parameters", rb_id2name(ci->mid));
}
@ -614,10 +610,10 @@ rb_warn_split_last_hash_to_keyword(struct rb_calling_info *calling, const struct
}
static inline void
rb_warn_last_hash_to_keyword(struct rb_calling_info *calling, const struct rb_call_info *ci)
rb_warn_last_hash_to_keyword(struct rb_calling_info *calling, const struct rb_call_info *ci, const rb_iseq_t * const iseq)
{
if (calling->recv == Qundef) return;
VALUE loc = get_loc(calling, ci);
VALUE loc = iseq_location(iseq);
if (NIL_P(loc)) {
rb_warn("The last argument for `%s' is used as the keyword parameter", rb_id2name(ci->mid));
}
@ -770,10 +766,10 @@ setup_parameters_complex(rb_execution_context_t * const ec, const rb_iseq_t * co
}
else if (check_only_symbol) {
if (keyword_hash != Qnil) {
rb_warn_split_last_hash_to_keyword(calling, ci);
rb_warn_split_last_hash_to_keyword(calling, ci, iseq);
}
else {
rb_warn_keyword_to_last_hash(calling, ci);
rb_warn_keyword_to_last_hash(calling, ci, iseq);
}
}
}
@ -784,16 +780,16 @@ setup_parameters_complex(rb_execution_context_t * const ec, const rb_iseq_t * co
*/
if (ec->cfp->iseq) {
/* called from Ruby level */
rb_warn_last_hash_to_keyword(calling, ci);
rb_warn_last_hash_to_keyword(calling, ci, iseq);
}
given_argc--;
}
else if (keyword_hash != Qnil && ec->cfp->iseq) {
rb_warn_split_last_hash_to_keyword(calling, ci);
rb_warn_split_last_hash_to_keyword(calling, ci, iseq);
}
}
else if (given_argc == min_argc && kw_flag) {
rb_warn_keyword_to_last_hash(calling, ci);
rb_warn_keyword_to_last_hash(calling, ci, iseq);
}
}